ASqlModel< Model > Struct Template Reference

Defines a model that can be stored in an SQL database. Implements queries for this type to the database (insert, update, select, delete) More...

#include <AUI/Data/ASqlModel.h>

Detailed Description

template<typename Model>
struct ASqlModel< Model >

Template Parameters

Model

ORM model.

Note

Model should implement AModelMeta (see AUI/Data/AModelMeta.h)

Member Function Documentation

byId()

template<typename Model>

static Model ASqlModel< Model >::byId ( id_t id )

inlinestatic

Parameters

id	ID of the required string

Returns

the string table for the specified ID

Exceptions

NoSuchRowException

if no string was found for the specified ID

getIdColumnNameInOtherTables()

template<typename Model>

static AString ASqlModel< Model >::getIdColumnNameInOtherTables ( )

inlinestatic

Returns

name of the relation column for other tables.

Example: struct User -> table users -> column user_id is the result.

hasMany()

template<typename Model>

template<typename Other>

_< typename Other::IncompleteSelectRequest > ASqlModel< Model >::hasMany ( )

inlineprotected

User::getPosts() -> hasMany<Post>()


  |-- Post::getAuthor() -> belongsTo<Post>()


  |-- Post::getAuthor() -> belongsTo<Post>()


  |-- Post::getAuthor() -> belongsTo<Post>()


  ....
 

Template Parameters

Other

ORM model relation will created with

Returns

incomplete SQL request (see ASqlModel::IncompleteSelectRequest)

See also

ASqlModel::IncompleteSelectRequest

make()

template<typename Model>

template<typename ... Args>

static Model ASqlModel< Model >::make ( Args &&... args )

inlinestatic

Template Parameters

Args	the types of constructor arguments

Parameters

args	the constructor arguments

Returns

the ORM structure

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